Search results

Hey JDGuitarist, just to be sure - did you check the impedance between the tips of both wires? To do so, just unplug the RCA jacks (cinches) from chasis and use any multimeter to measure impedance between the tips of both wires - there should be impedance about 200 ohm. I recommend to try...

Hey guys! I had problem with reverb on my Mark III head too, it did not work at all. So I ran through all the hints mentioned here - changed the reverb tube, checked all wires and grounding, everything looked fine, but still no reverb. Then I checked cinch connectors and finally found the...

Does anybody know, if the full pwr - 1/2 pwr switch on my Mark III long chasis head has the same meaning (function) as the sim class - class A switch used on other Mark III's? Can I change the outer pair 6L6's for EL 34's without no worry? Is it possible to find out the exact year of amp...

Hey Guys, can anybody tell me, which mods has to be done to "upgrade" my MKIII simull-class head to MKIII+? Thanks, Erik

Hey Guys! I've recently bought a used Mesa/Boogie Mark III long head. My Mark III head is blue striped and has the "MB" letters written by ink-pen on the chassis. It is export version, there is a main voltage selector on the back. I was not quite sure if it's a simul-class or non sim-class amp...